The origin of species by means of natural selection; or, The preservation of favored races in the struggle for life - Darwin, Charles, 1809 -1882 (D. Appleton and Company, 1889)

The origin of species by means of natural selection : or The preservation of favored races in the struggle for life - Darwin, Charles, 1809 -1882 (Hurst, 1872)

Origin of species by means of natural selection, or, The preservation of favored races in the struggle for life - Darwin, Charles, 1809 -1882 (P. F. Collier, 1902)

The origin of species by means of natural selection; or, the preservation of favored races in the struggle for life - Darwin, Charles, 1809 -1882 (D. Appleton and company, 1915)

Origin of species by means of natural selection, or the preservation of favored races in the struggle for life - Darwin, Charles, 1809 -1882 (P. F. Collier, 1905)

Origin of species - Darwin, Charles, 1809 -1882 (H.M. Caldwell Co, 1900)

The origin of the species by means of natural selection - Darwin, Charles, 1809 -1882 (J. Murray, 1910)

Ornithologische Monatsberichte (Verlag von R. Friedländer & Sohn, 1895)

Ostéographie, ou, Description iconographique comparée du squelette et du système dentaire des Mammifères récents et fossiles : pour servir de base à la zoologie et à la géologie - Blainville, H.-M. Ducrotay de (Henri-Marie Ducrotay), 1777 -1850 (J.B. Baillière et fils, 1839)

Ostéologie - Pander, Christian Heinrich, 1794 -1865 (In commission bei Eduard Weber, 1821)

Our living world; an artistic edition of the Rev. J. G. Wood's Natural history of animate creation - Wood, J. G. (John George), 1827 -1889 (S. Hess, 1885)

Outlines of chordate development - Kellicott, William E. (William Erskine), 1878 -1919 (Holt, 1913)

Outlines of chordate development - Kellicott, William E. (William Erskine), 1878 -1919 (H. Holt and company, 1913)

Outlines of comparative anatomy of vertebrates - Kingsley, J. S. (John Sterling), 1854 -1929 (P. Blakiston, 1917)

Outlines of comparative physiology : touching the structure and development of the races of animals, living and extinct - Agassiz, Louis, 1807 -1873 (H. G. Bohn, 1851)

Outlines of comparative physiology : touching the structure and development of the races of animals, living and extinct, for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (Bell & Daldy, 1867)

Outlines of comparative physiology : touching the structure and development of the races of animals, living and extinct : for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (H.G. Bohn, 1851)

Outlines of comparative physiology touching the structure and development of the races of animals, living and extinct : for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (Bell & Daldy, 1870)

Outlines of general zoology - Baird, Spencer Fullerton, 1823 -1887 (Rudolph Garrigue, 1851)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Young J. Pentland, 1892)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton & Co, 1892)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Young J. Pentland, 1895)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton & Co, 1895)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Pentland, 1899)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (H. Frowde and Hodder & Stoughton, 1899)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Appleton, 1916)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton, 1895)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton, 1906)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (H. Frowde and Hodder & Stoughton, 1921)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Humphrey Milford, Oxford University Press, 1929)

Oversigt over det Kongelige Danske videnskabernes selskabs forhandlinger = Bulletin de l'Académie royale des sciences et des lettres de Danemark - Kongelige Danske videnskabernes selskab. (A.F. Høst, 1856)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1885)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania (The Society, 1925)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1911)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1912)

Philippine rodents : redefinitions of known species of Batomys (Muridae, Murinae) and description of a new species from Dinagat Island - Heaney, Lawrence R. (American Museum of Natural History, 1998)

The Philosophical magazine : or Annals of chemistry, mathematics, astronomy, natural history and general science (Richard Taylor and Co, 1831)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1872)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1885)

Philosophical transactions. Series A: Mathematical and physical sciences - Royal Society (Great Britain) (1887)

The philosophy of zoology; or, A general view of the structure, functions, and classification of animals - Fleming, John, 1785 -1857 (A. Constable, 1822)

A physiological essay on the thymus gland - Brodie, Benjamin, Sir, 1783 -1862 (Henry Renshaw, 1845)

The physiology of reproduction - Marshall, F. H. A. (Francis Hugh Adam), 1878 -1949 (Longmans, Green and Co, 1910)

The physiology of reproduction - Marshall, F. H. A. (Francis Hugh Adam), 1878 -1949 (Longmans, Green, 1910)

The physiology of reproduction - Marshall, F. H. A. (Francis Hugh Adam), 1878 -1949 (Longmans, Green, and co, 1922)

The physiology of reproduction - Marshall, F. H. A. (Francis Hugh Adam), 1878 -1949 (Longmans, 1922)

The pictorial museum of animated nature - Knight, Charles, 1791 -1873 (C. Cox, 1844)

The pictorial museum of animated nature ... - Knight, Charles, 1791 -1873 (C. Knight, 1844)

The pictorial museum of animated nature - William Clowes; Sons, (George Cox, 18 King Street, Covent Garden, 1844)

A picture book of evolution - Hird, Dennis, 1850 -1920 (Watts, 1906)

Der plexus cervico-brachialis der Primaten - Bolk, L. (Louis), 1866 -1930 (1907)

The polar and tropical worlds: a description of man and nature in the polar and equatorial regions of the globe. Two volumes in one - Hartwig, G. (Georg), 1813 -1880 (C.A. Nichols & Co, 1874)

The polar and tropical worlds a description of man and nature in the polar and equatorial regions of the globe : two volumes in one : embracing also an account of the expeditions of all the Arctic explorers from the discovery of Iceland, over one thousand years ago, to Hall's last expedition in the northern world, together with the wonderful discoveries and adventures of Agassiz, Livingstone, Wallace, and other distinguished travelers in the tropical countries - Hartwig, G. (Georg), 1813 -1880 (J.W. Lyon, 1874)

The polar and tropical worlds: a description of man and nature in the polar and equatorial regions of the globe - Hartwig, G. (Georg), 1813 -1880 (Johnson & McClain, 1871)

The polar and tropical worlds : a description of man and nature in the polar and equatorial regions of the globe - Hartwig, G. (Georg), 1813 -1880 (A. L. Bancroft, 1871)

The polar and tropical worlds : a description of man and nature in the polar and equatorial regions of the globe - Hartwig, G. (Georg), 1813 -1880 (J.W. Lyon, 1874)

Polyembryonic development in Tatusia novemcincta - Patterson, John Thomas, 1878 - (1913)

Popular natural history - Wood, J. G. (John George), 1827 -1889 (Porter & Coates, 1885)

Popular natural history : a description of animal life, from the lowest forms up to man - Kingsley, J. S. (John Sterling), 1854 -1929 (Estes & Lauriat, 1890)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1882)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1872)

Popular Science Review (1864)

Popular Science Review (1865)

Popular Science Review (1867)

A popular zoology - Jenks, J. W. P. 1819 -1894 (A.S. Barnes & Company, 1887)

Populäre Naturgeschichte der drei Reiche - Jussieu, Adrien de, 1797 -1853 (Verlag von Scheible, Rieger & Sattler, 1845)

Die Praxis der Naturgeschichte : ein vollständiges Lehrbuch über das Sammeln lebender und todter Naturkörper; deren Beobachtung, Erhaltung und Pflege im freien und gefangenen Zustand; Konservation, Präparation und Aufstellung in Sammlungen etc - Martin, Philipp Leopold, 1815 -1885 (Bernhard Friedrich Voigt, 1876)

Die preussische expedition nach Ost-Asien : nach amtlichen quellen. V. 1, Zoologischer theil - Martens, Eduard von, 1831 -1904 (R. v. Decker, 1876)

Primae lineae systematis naturæ : nexui naturali omnium evolutionique progressivae per nixus reascendentes superstructi - Gori͡aninov, Pavel Fedorovich, 1796 -1865 (Typis Karoli Krajanis, 1834)

The primary factors of organic evolution - Cope, E. D. (Edward Drinker), 1840 -1897 (The Open court publishing company, 1904)

The primary factors of organic evolution - Cope, E. D. (Edward Drinker), 1840 -1897 (Open Court Pub. Co, 1904)

The primary factors of organic evolution - Cope, E. D. (Edward Drinker), 1840 -1897 (The Open Court Publishing Company, 1896)

The principal forms of the skeleton and teeth - Owen, Richard, 1804 -1892 (Blanchard and Lea, 1854)

Principles of zoology : touching the structure, development, distribution and natural arrangement of the races of animals, living and extinct; with numerous illustrations. For the use of schools and colleges. Pt. I. Comparative physiology - Agassiz, Louis, 1807 -1873 (Gould, Kendall and Lincoln, 1848)

Principles of zoölogy : touching the structure, development, distribution, and natural arrangement of the races of animals, living and extinct, with numerous illustrations : part I, Comparative physiology, for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (Gould and Lincoln, 1851)

Principles of zoölogy : touching the structure, development, distribution, and natural arrangement of the races of animals, living and extinct with numerous illustrations : Part 1, Comparative physiology : for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (Geo. S. Blanchard, 1863)

Principles of zoölogy : touching the structure, development, distribution, and natural arrangement of the races of animals, living and extinct, with numerous illustrations : part I, Comparative physiology, for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (Gould and Lincoln, 1853)

Principles of zoölogy : touching the structure, development, distribution, and natural arrangement of the races of animals, living and extinct, with numerous illustrations : part I, Comparative physiology, for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (Gould and Lincoln, 1855)

Principles of zoölogy : touching the structure, development, distribution, and natural arrangement of the races of animals, living and extinct, with numerous illustrations : part I, Comparative physiology, for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (Gould and Lincoln, 1859)

Principles of zoölogy : touching the structure, development, distribution, and natural arrangement of the races of animals, living and extinct, with numerous illustrations : part I, Comparative physiology, for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (Gould and Lincoln, 1869)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1847)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1860)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1869)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1883)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1886)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1900)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1902)